Duofono Classic Adult - Dark Blue High quality stethoscopes with stainless steel chestpiece and stainless steel headband with double internal spring and elegant PVC tubes for superior acoustic efficiency. The 55 cm PVC “Y” tubes, the anti-chill ring and the diaphragm fixing ring, in coordinated colors, ensure excellent patient comfort and an attractive design. Supplied in a box with shaped sponge with two pairs of soft earpieces. Head: Ø 45 mm (adult), Ø 35 mm (pediatric). Box and manual in: GB, FR, DE, IT, ES, PT, GR, PL, HU, SE, RO, BG, Arabic.